CN109480488A

CN109480488A - A kind of auto-folder dining table

Info

Publication number: CN109480488A
Application number: CN201811508915.8A
Authority: CN
Inventors: 施东钱
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-11
Filing date: 2018-12-11
Publication date: 2019-03-19
Also published as: WO2020119406A1

Abstract

The present invention discloses a kind of auto-folder dining table, including desktop and table leg, desktop includes fixed part, rotating part and folding part positioned at fixed part two sides, fixed part upper surface recess has circular groove, horizontally rotating in circular groove has turntable, turntable is controlled by driving mechanism, driving mechanism is to be set to the first motor of fixed part lower end, the second shaft for being through to fixed part lower end and being electrically connected with first motor is vertically arranged in circular groove bottom, the indexing mechanism of driving turntable intermittent rotation is provided between second shaft and turntable, folding part is extended with rotation section to fixed part center close to one end of fixed part, the support base of rotation section and fixing seat lower end is rotatablely connected, the rotation of rotation section is controlled by the second motor, second motor is self-locking motor, the main story of second motor, stop, reversion is controlled by first control circuit, the auto-folder dining table automates journey Degree is high, turntable can automatic intermittent rotation, folding part can store foldings, the comfort level that raising people have dinner completely.

Description

A kind of auto-folder dining table

Technical field

The present invention relates to a kind of dining tables, more specifically, it relates to a kind of auto-folder dining table.

Background technique

When people's eat at home, the square table generally used using 4-6 people, but when entertaining guest generally will be Big detachable round tabletop is placed on square table, a turntable is put on detachable round tabletop, dish is then placed on turntable, and existing turntable is general It is to be directly placed on detachable round tabletop, after being finished, turntable and detachable round tabletop is removed edge-on on wall side, child is by turntable and detachable round tabletop It is easy to do to fall by turntable and detachable round tabletop when playing, leads to injury, and turntable and the edge-on beauty for influencing room on wall side of detachable round tabletop.

According to the above problem, application No. is 201621488051.4 Chinese patents to disclose a kind of voice-control heat preservation folding meal Table, the desktop of the folding dining table include that fixed part, rotating part and two folding parts, rotating part include turntable, are driven by motor and turn Disk continuous rotation, when turntable is in continuous rotation state, the people that has dinner will appear the situation that service plate leaves during picking up food with chopsticks, and hold Soup is easily led to splash down on turntable.

Summary of the invention

For the above technical problems, the purpose of the present invention is: propose a kind of folding dining table of turntable intermittent rotation.

To achieve the above object, the present invention proposes new technical solution: a kind of auto-folder dining table, including desktop and table Leg, desktop are fixed on table leg, and desktop includes fixed part, rotating part and two folding parts, the upper surface recess of the fixed part There is circular groove, horizontally rotate in the circular groove and be provided with a turntable, the turntable is controlled by driving mechanism, and the driving mechanism is the One motor, the first motor are set to fixed part lower end, are vertically arranged in circular groove bottom and are through to the of fixed part lower end Two shafts, second shaft are electrically connected with the first motor, are provided with driving between second shaft and the turntable The indexing mechanism of turntable intermittent rotation, the folding part are symmetricly set on the two sides of fixed part using circular groove center as symmetrical centre, Folding part direction fixed part center position under one end of fixed part is integrally extended with rotation section, and the two of the rotation section End is integrally extended with bull stick, is fixedly installed support base in the both ends of rotation section in fixed part lower end, the both ends of bull stick respectively with The support base rotation connection, is respectively electrically connected with the second motor in the opposite one end end of two bull sticks in the lower end of fixed part, Second motor is self-locking motor, and second motor is serially connected and the main story of the second motor, stopping, reversion are controlled by the One control circuit.

According to above-mentioned technical proposal: the turntable of the turntable of this programme compared with the existing technology adds an indexing mechanism, When one motor continuous rotation, the second shaft continuous rotation can be driven, the indexing mechanism between the second shaft and turntable is by second Shaft driving rotates turntable automatic intermittent, and when turntable stops operating, people can trust and pick up food with chopsticks, when turntable rotation, People can eat the dish that folder takes, and may insure each dish that can be clipped to want to eat per capita in this way, while avoiding soup with service plate Displacement is splashed down on turntable；The folding of existing folding part is realized expansion by artificially overturning or is folded, and position-limit mechanism is then used The state for keeping folding part expansion or folding, complicated for operation, this programme is realized by rotating forward, the reversion of the second motor of driving and is folded Portion is flipped up 180 ° of expansion and flushes or downwardly turn over 180 ° of folding storages with fixed part in fixed part lower end, the degree of automation Height, the auto-folder dining table high degree of automation can be realized the automatic intermittent rotation of turntable, make people without any confusion Meal.

The further setting of the present invention are as follows: the indexing mechanism includes turntable lower end surface around the circumferentially-spaced projection of center of turntable 12 protrusions, it is described protrusion counterclockwise is followed successively by first protrusion, second protrusion, third protrusion to the 12nd protrusion, the circle Trench bottom is provided with toggle mechanism, and the toggle mechanism includes the driving lever being extended horizontally outward from the second shaft, by driving lever End rotation after the distance between two intersection points being crossed to form with the raised circle surrounded of the track circle that is formed it is convex less than first The distance between third protrusion is played, the position-limit mechanism that spacing rotating disk excessively rotates is provided in second shaft.

According to the above technical scheme: the track of the driving lever rotation of this programme circle intersect with the circle convexed to form and intersection point away from Setting with a distance from the shorter than first protrusion and third protrusion makes that third will not be touched before the protrusion of driving lever rotary dial second Protrusion, with driving lever stir drive the second protrusion rotate counterclockwise, turntable rotates with it at this time, then as second protrusion from After opening driving lever, turntable stops operating, and third protrusion turns to the position of original second protrusion at this time, to driving lever with the second shaft Rotation when turning to third protrusion again, stirring third protrusion again rotates turntable again, circuits sequentially and realizes turntable Automatic intermittent rotation.

The further setting of the present invention are as follows: the position-limit mechanism include on the top of the second shaft centered on the second shaft One is fixed with notch and the change intersected with the circle that surrounds of protrusion, the driving lever setting is in notch close to first motor rotation side To side and there is the first spacing more than or equal to projection diameter with the side, the other side of the driving lever and notch exists big In the second spacing of the first spacing, when change is intersected with the circle that protrusion surrounds, the outer wall of change and the first protrusion and third are convex Play the inside that circumscribed simultaneously and the second protrusion is located at change.

According to the above technical scheme: after above-mentioned driving lever stirs protrusion, being not easy accurately to control there are inertia after turntable rotation Angle is rotated, after position-limit mechanism is arranged, when change intersect with the circle that surrounds of protrusion, the outer wall of change is first and first is raised and the Three protrusions while circumscribed, the second protrusion is located at the inside of change at this time, and when driving lever is rotated to the second protrusion, to stir second convex It rises, with the rotation of the second shaft, the second protrusion gradually skids off change from the first spacing, 30 ° of turntable rotation at this time, while the One protrusion enters the inside of change from the second spacing of notch, the inertia rotation of turntable is limited, at this point, driving lever and the tenth Two protrusions and the second protrusion while circumscribed, when driving lever is rotated to when stirring the 12nd protrusion again, the 12nd protrusion is gradually from the Change is skidded off at one spacing, then successively carries out cycle operation, and the second shaft often rotates a circle, the turntable intermittent rotation in this programme Turn 30 °

The further setting of the present invention are as follows: the control circuit includes prograde circuit, circuit for reversing and two-way automatic reset Rocker switch, the two-way automatic reset rocker switch includes rocker arm, realizes that the second motor connects rotating forward electricity by stirring rocker arm Road or circuit for reversing.

According to the above technical scheme: the non-prior art of two-way automatic reset rocker switch of this programme is dialled by left and right Shake arm and be respectively communicated with prograde circuit and circuit for reversing, realize unfolding and folding for folding part, when decontroling rocker arm, rocker arm is automatic Between two parties, motor stalls at this time can be realized the expansion or folding of folding part, operation letter by simply operating the switch It is single.

The further setting of the present invention are as follows: after the fixed part and the folding part expansion side opposite with fixed part it Between be provided with supporting mechanism, the supporting mechanism be included in fixed part be provided with folding part two sides recess setting it is first recessed Slot, the first groove can be entirely retracted to or the supporting block of the first groove, the support are stretched out in part by being provided in first groove Block is fabricated from iron, and first bottom portion of groove is provided with electromagnet, and reset is provided between the electromagnet and the supporting block The electric or power loss that obtains of spring, the electromagnet is controlled by second control circuit, the side opposite with fixed block after the expansion of folding part It is provided with the second groove corresponding with the first groove, it is mating with the second groove when supporting block is stretched out.

According to the above technical scheme: the second motor in this programme is self-locking motor, can keep shaft after a stop It no longer rotates, but only uses self-locking motor load-bearing after the expansion of folding part, be easy to cause the damage of self-locking motor under external force, This programme uses supporting mechanism, realizes the flexible of supporting block, after electromagnet power loss, support by the electric or power loss that obtains of electromagnet Block stretches out can realize that supporting role is realized in the cooperation with folding part automatically, increase the load-bearing capacity of folding part, when electromagnet obtains Electric aft support block retraction will not influence the second motor Foldable portion again and be folded down.

The further setting of the present invention are as follows: the second control circuit includes that the electromagnet being serially connected and the second control are opened It closes.

According to the above technical scheme: second control circuit setting is simple, realizes the by the manipulation of the second control switch The connection or disconnection of two control circuits, that realizes electromagnet obtains electric or power loss.

The further setting of the present invention are as follows: the mounting rack that the lower end of the fixed part is fixedly installed opening upwards and is in U-shape, The first motor is fixed on mounting rack.

According to the above technical scheme: the setting of mounting rack can make the shaft of first motor straight up in the second shaft electricity Connection cooperation.

The present invention compared to the prior art the advantages of are as follows: it has additional an indexing mechanism, in first motor continuous rotation When, the second shaft continuous rotation can be driven, the indexing mechanism between the second shaft and turntable makes turntable by the driving of the second shaft Automatic intermittent rotation, when turntable stops operating, people can trust and pick up food with chopsticks；When turntable rotation, people can eat what folder came Dish may insure each dish that can be clipped to want to eat per capita in this way, while soup being avoided to splash down on turntable with the displacement of service plate； The folding of existing folding part is realized expansion by artificially overturning or is folded, and then keeps folding part expansion or folding with position-limit mechanism Folded state, complicated for operation, this programme is by driving the rotating forward of the second motor, reversion to realize that folding part is flipped up 180 ° of expansion 180 ° of folding storages are flushed or downwardly turned over fixed part in fixed part lower end, and high degree of automation, the auto-folder dining table is certainly Dynamicization degree is high, and the automatic intermittent rotation and the complete storage of folding part that can be realized turntable fold, and keeps people comfortable and has Item is had dinner not disorderlyly.

Detailed description of the invention

Fig. 1 is the left view after auto-folder dining table expansion a kind of in the present embodiment；

Fig. 2 is the main view after auto-folder dining table expansion a kind of in the present embodiment；

Fig. 3 is the A-A cross-sectional view of Fig. 2；

Fig. 4 is the bottom view after folding dining table expansion a kind of in the present embodiment；

Fig. 5 is a kind of folded bottom view of folding dining table in the present embodiment；

Fig. 6 is a kind of folded axonometric drawing of folding dining table in the present embodiment；

Fig. 7 is the schematic diagram of first control circuit in the present embodiment；

Fig. 8 is the schematic diagram of second control circuit in the present embodiment；

Fig. 9-Figure 11 is state diagram of the present embodiment turntable under indexing mechanism effect.

In figure: 1, fixed part；101, support base；102, the first groove；2, folding part；201, rotation section；202, bull stick； 203, the second groove；3, table leg；4, the second motor；5, mounting rack；6, two-way automatic reset rocker switch；601, rocker arm；7, One motor；8, turntable；801, first rotating shaft；9, electromagnet；10, supporting block；11, reset spring；12, the second shaft；13, turn Ring；14, support rod；15, driving lever；16, the first protrusion；17, the second protrusion；18, third protrusion；19, the 12nd protrusion；20, Two control switches.

Specific embodiment

Below in conjunction with attached drawing, a specific embodiment of the invention is described in further detail, so that technical solution of the present invention is more It should be readily appreciated that and grasp.

Embodiment

A kind of auto-folder dining table, referring to Fig.1 shown in-Fig. 6, including desktop and table leg 3, desktop are fixed on table leg 3, table Face includes fixed part 1, rotating part and two folding parts 2, and in the upper surface of fixed part 1, recess has a circular groove, and rotating part includes water The flat turntable 8 being rotatably arranged in circular groove, turntable 8 are connected by the first rotating shaft 801 of bottom centre and the rotation of circular groove bottom centre It connects, 1 lower end of fixed part is provided with the driving mechanism of driving turntable 8, which includes first motor 7, is erected in circular groove It directly is provided with the second shaft 12 for being through to 1 lower end of fixed part, which is electrically connected with first motor 7, at second turn The indexing mechanism of driving 8 intermittent rotary of turntable is provided between axis 12 and turntable 8.

The specific setting of indexing mechanism is included in 8 lower end of turntable referring to Fig. 9-Figure 11, the indexing mechanism with first rotating shaft 801 Centered on circumferentially-spaced projection n circular protrusions, this programme is preferably provided with 12 protrusions, as shown in Figure 2 counterclockwise according to Secondary is the first protrusion 16, the second protrusion 17,18 to the 12nd protrusion 19 of third protrusion, and circular groove lower rotation is provided with the machine of stirring Structure, the toggle mechanism include the driving lever 15 being extended horizontally outward from the second shaft 12, by shape after the end rotation of driving lever 15 At the distance between two intersection points being crossed to form with the circle that surrounds of protrusion of track circle less than first raised 16 and third protrusion The distance between 18, in order to which (this programme intermittent rotary angle is 30 °, the rotation for the angle of further accurate 8 intermittent rotary of turntable Angle is related with the raised number of setting, rotates angle=360 °/protrusion number), it is provided with limit in the second shaft 12 and turns The position-limit mechanism that disk 8 excessively rotates, the position-limit mechanism include fixed centered on the second shaft 12 on the top of the second shaft 12 Have one with notch and the change 13 intersected with the circle that surrounds of protrusion, which passes through horizontal-extending from 12 two sides of the second shaft One end welding or screw fastening of the support rod 14 with change 13 far from turntable 8 are fixed, and exist between support rod 14 and protrusion Spacing, when change 13 rotates, support rod 14 can not touch any one protrusion, and the setting of driving lever 15 is in notch close to the first electricity 7 direction of rotation of machine (in this programme 7 direction of rotation of first motor be rotate forward, the direction of rotation of turntable 8 be reversion) side and group There is the first spacing more than or equal to projection diameter between bar 15 and the notch, the other side of driving lever 15 and notch is in the presence of being greater than Second spacing of the first spacing, when change 13 intersect with the circle that surrounds of protrusion, the outer wall of change 13 first with first raised 16 and Third protrusion 18 is circumscribed simultaneously, and the second protrusion 17 is located at the inside of change 13 at this time, when the rotation of driving lever 15 to the second protrusion 17 The second protrusion 17 can be stirred, with the rotation of the second shaft 12, the second protrusion 17 gradually skids off change 13 from the first spacing, this When turntable 8 rotate 30 °, while the first protrusion 16 enters the inside of change 13 from the second spacing of notch, at this point, driving lever 15 With the 12nd protrusion 19 and second protrusion 17 it is circumscribed simultaneously, when driving lever 15 rotation to stir again the 12nd protrusion 19 when, the tenth Two protrusions 19 gradually skid off change 13 from the first spacing, then successively carry out cycle operation, and the second shaft 12 often rotates a circle, 30 ° of 8 intermittent rotary of turntable in this programme.The mounting rack 5 of U-shaped, reference are fixedly installed by screw in the lower end of fixed part 1 Fig. 2, first motor 7 are fixed on mounting rack 5, and the second shaft 12 is electrically connected setting with first motor 7, in fixed part 1 Lower end is provided with the first control switch that control first motor 7 opens and closes.

Referring to Fig.1, shown in Fig. 4 and Fig. 5, two folding parts 2 are arranged by symmetrical centre mirror symmetry of the center of circular groove, folding The thickness in folded portion 2 is greater than fixed part 1, and fixed part 1 center position in direction under one end of fixed part 1 of folding part 2 integrally extends There is rotation section 201, the both ends of rotation section 201 are integrally extended with bull stick 202, solid in the both ends of rotation section 201 in 1 lower end of fixed part Surely it is provided with support base 101, the both ends of bull stick 202 are rotatablely connected with support base 101 respectively, the company of support base 101 and bull stick 202 The place of connecing is combined with bearing, is respectively electrically connected with the second motor 4 in the opposite one end end of two bull sticks 202 in the lower end of fixed part 1, Second motor 4 is serially connected and its positive and negative rotation is controlled by first control circuit, and referring to attached drawing 7, which includes just Shifting circuit and circuit for reversing and by stir rocker arm 601 realize the second motor 4 rotate forward, stop, reversion mutually switch it is two-way Automatically reset 601 switch 6 of rocker arm, which is the prior art, and it is triumphant blue, type that brand, which can be used, Number be E-TEN223 6 foot third gear two-way automatic reset rocker arm, 601 switch 6,601 switch 6 of two-way automatic reset rocker arm be arranged In the lower end of fixed part 1, the rocker arm 601 or so of this programme is respectively communicated with prograde circuit and circuit for reversing when stirring, and realizes and folds Portion 2 unfolds and folds, when decontroling rocker arm 601,601 automatic centering of rocker arm, and motor stalls at this time, in addition, the first electricity Machine 7 and the second motor 4 are self-locking motor, and the self-locking motor that model 555 is led in Xinhua can be used.

Opposite side is provided with the supporting mechanism for keeping folding part 2 to stretch after fixed part 1 and folding part 2 are unfolded.Branch Support mechanism includes the first groove 102 that fixed part 1 is provided with the two sides recess setting of folding part 2, which is preferable over Every side is symmetrical arranged 2, and the first groove 102 of the first groove 102 or part stretching can be entirely retracted to by being provided in the first groove 102 Supporting block 10, be preferably fabricated from iron, 102 bottom of the first groove be provided with electromagnet 9, electromagnet 9 and supporting block 10 it Between be provided with second back-moving spring 11, pass through electromagnet 9 electric or power loss realizes retraction or the stretching of supporting block 10, electromagnet The 9 electric or power loss that obtains is controlled by second control circuit, and second control circuit is referring to attached drawing 8, including concatenated electromagnet 9 and second Control switch 20, when circuit communication, electromagnet 9 obtains electric, the retraction of supporting block 10；When a circuit is open, 9 power loss of electromagnet, branch Bracer 10 stretches out under the effect of reset spring 11, after folding part 2 is unfolded the side opposite with fixed block be provided with it is first recessed Corresponding second groove 203 of slot 102, it is mating with the second groove 203 when supporting block 10 is stretched out.

When the folding dining table of this programme is in folded state, folding part 2 is in locking state after rotating inward 180 °, this When first motor 7, the second motor 4 be in halted state, while second control circuit is connected to, and electromagnet 9 is in obtain electricity condition It bounces back in the first groove 102, when needing unfolded dining table, stirs shaking for 601 switch 6 of two-way automatic reset rocker arm to the left Arm 601, motor rotates forward at this time, and folding part 2 flips outward, and after folding part 2 flips outward 180 °, decontrols rocker arm 601, rocker arm 601 automatic centerings, the second motor 4 stops operating at this time, then disconnects second control circuit by the second control switch 20, at this time 9 power loss of electromagnet, supporting block 10 partially stretches out the first groove 102 under the action of reset spring 11 and the second groove 203 is interspersed Cooperation, when discharged on turntable 8 dish preparation have dinner when, open the first control switch, 7 rotate driving indexing mechanism of first motor make turn Disk 8 starts 30 ° of rotations of interval, can start a dinner at this time；When needing folding dining table again, the first control switch is first closed, is made Turntable 8 stops operating, and then presses the second control switch 20, is connected to second control circuit, and electromagnet 9 must be electric, and supporting block 10 is returned It is reduced in the first groove 102, then stirs rocker arm 601 to the right, the folding part 2 of the second motor 4 overturning at this time downwardly turns over, when downward After 180 ° of overturning, rocker arm 601 is unclamped, the second motor 4 stops operating, since first motor 7 and the second motor 4 are self-locking motor, Folded folding part 2 will not rotate, and the folding part 2 of this programme can be accommodated in the lower end of fixed part 1 with 180 °, will not keep off When firmly having dinner the leg of people, and having dinner, the rotation of 8 automatic intermittent of turntable is picked up food with chopsticks when turntable 8 stops, and turntable 8 is ready for pressing from both sides when rotating Next dish is taken, is not in the situation that service plate leaves when picking up food with chopsticks.

It is above representative instance of the invention, in addition to this, the present invention can also have other a variety of specific embodiments, All technical solutions formed using equivalent substitution or equivalent transformation, are all fallen within the scope of protection of present invention.

Claims

1. a kind of auto-folder dining table, including desktop and table leg (3), desktop are fixed on table leg (3), which is characterized in that desktop Including fixed part (1), rotating part and two folding parts (2), the upper surface recess of the fixed part (1) has circular groove, the circular groove Inside horizontally rotate and be provided with a turntable (8), the turntable (8) is controlled by driving mechanism, and the driving mechanism is first motor (7), the first motor (7) is set to fixed part (1) lower end, in the case where circular groove bottom is vertically arranged with and is through to fixed part (1) Second shaft (12) at end, second shaft (12) are electrically connected with the first motor (7), second shaft (12) and institute The indexing mechanism that driving turntable (8) intermittent rotary is provided between turntable (8) is stated, the folding part (2) is pair with circular groove center Claim center symmetric setting in the two sides of fixed part (1), the folding part (2) direction fixed part under the one end of fixed part (1) (1) center position is integrally extended with rotation section (201), and the both ends of the rotation section (201) are integrally extended with bull stick (202), Fixed part (1) lower end is fixedly installed support base (101) in the both ends of rotation section (201), the both ends of bull stick (202) respectively with institute Support base (101) rotation connection is stated, is respectively electrically connected in the lower end of fixed part (1) in two opposite one end ends of bull stick (202) Have the second motor (4), second motor (4) is self-locking motor, and second motor (4) is serially connected and the second motor (4) Main story, stopping, reversion be controlled by first control circuit.

2. a kind of auto-folder dining table according to claim 1, which is characterized in that the indexing mechanism includes turntable (8) Around 12 protrusions of the circumferentially-spaced projection in turntable (8) center, the protrusion is followed successively by first raised (16), the counterclockwise for lower end surface To the 12nd raised (19), the circular groove bottom is provided with toggle mechanism, described to stir machine for two raised (17), third protrusion (18) Structure includes the driving lever (15) being extended horizontally outward from the second shaft (12), by the rail formed after the end rotation of driving lever (15) The distance between two intersection points that the circle that mark circle and protrusion surround is crossed to form are less than first raised (16) and third protrusion (18) The distance between, the position-limit mechanism that spacing rotating disk (8) excessively rotates is provided on second shaft (12).

3. a kind of auto-folder dining table according to claim 2, which is characterized in that the position-limit mechanism is included in second turn The top of axis (12) is fixed with one with notch and the change (13) intersected with the circle that surrounds of protrusion centered on the second shaft (12), Driving lever (15) setting is in notch close to the side of first motor (7) direction of rotation and with the side in the presence of more than or equal to protrusion There is the second spacing greater than the first spacing in the other side of the first spacing of diameter, the driving lever (15) and notch, work as change (13) when intersect with the circle that surrounds of protrusion, the outer wall of change (13) and the first protrusion (16) and third protrusion (18) and meanwhile it is circumscribed and Second raised (17) are located at the inside of change (13).

4. a kind of auto-folder dining table according to claim 1 to 3, which is characterized in that the control circuit packet Prograde circuit, circuit for reversing and two-way automatic reset rocker arm (601) switch (6), the two-way automatic reset rocker arm (601) is included to open Closing (6) includes rocker arm (601), realizes that the second motor (4) connect prograde circuit or circuit for reversing by stirring rocker arm (601).

5. a kind of auto-folder dining table according to claim 4, which is characterized in that the fixed part (1) and the folding It is provided with supporting mechanism between the side opposite with fixed part (1) after portion (2) expansion, the supporting mechanism is included in fixed part (1) it is provided with the first groove (102) of the two sides recess setting of folding part (2), being provided in first groove (102) can be complete It is full reduced enter the first groove (102) or part stretch out the first groove (102) supporting block (10), the supporting block (10) is by iron At the first groove (102) bottom is provided with electromagnet (9), is arranged between the electromagnet (9) and the supporting block (10) Have reset spring (11), the electromagnet (9) electric or power loss is controlled by second control circuit, after folding part (2) expansion with The opposite side of fixed block is provided with the second groove (203) corresponding with the first groove (102), when supporting block (10) stretch out when with Second groove (203) is mating.

6. a kind of auto-folder dining table according to claim 5, which is characterized in that the second control circuit includes mutual Concatenated electromagnet (9) and the second control switch (20).

7. a kind of auto-folder dining table according to claim 6, which is characterized in that the lower end of the fixed part (1) is fixed The mounting rack (5) that opening upwards are arranged and are in U-shape, the first motor (7) are fixed on mounting rack (5).